* {
  margin: 0;
  padding: 0;
  -webkit-overflow-scrolling: touch;
}

.wrapper {
  position: relative;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
  width: 100%;
  background-color: #fff;
  border-bottom: 1px solid #f5f5f5;
  z-index: 1000;
}

.content{
  position: absolute;
  top: 72px;
  left: 0;
  display: flex;
  flex-direction: row;
  flex-wrap:wrap;
  justify-content: space-between;
  margin: 15px;
 
}